391570777580

素因数分解:

$2^2\times 5^1\times {\mathrm{47}}^1\times {\mathrm{97}}^2\times {\mathrm{44273}}^1$

素因数の和:44523

約数の個数: 72

約数和(自身を含む): 848560442688

約数和(自身を除く): 456989665108

約数列:

[1, 2, 4, 5, 10, 20, 47, 94, 97, 188, 194, 235, 388, 470, 485, 940, 970, 1940, 4559, 9118, 9409, 18236, 18818, 22795, 37636, 44273, 45590, 47045, 88546, 91180, 94090, 177092, 188180, 221365, 442223, 442730, 884446, 885460, 1768892, 2080831, 2211115, 4161662, 4294481, 4422230, 8323324, 8588962, 8844460, 10404155, 17177924, 20808310, 21472405, 41616620, 42944810, 85889620, 201840607, 403681214, 416564657, 807362428, 833129314, 1009203035, 1666258628, 2018406070, 2082823285, 4036812140, 4165646570, 8331293140, 19578538879, 39157077758, 78314155516, 97892694395, 195785388790, 391570777580]

約数ペア:

[(1, 391570777580), (2, 195785388790), (4, 97892694395), (5, 78314155516), (10, 39157077758), (20, 19578538879), (47, 8331293140), (94, 4165646570), (97, 4036812140), (188, 2082823285), (194, 2018406070), (235, 1666258628), (388, 1009203035), (470, 833129314), (485, 807362428), (940, 416564657), (970, 403681214), (1940, 201840607), (4559, 85889620), (9118, 42944810), (9409, 41616620), (18236, 21472405), (18818, 20808310), (22795, 17177924), (37636, 10404155), (44273, 8844460), (45590, 8588962), (47045, 8323324), (88546, 4422230), (91180, 4294481), (94090, 4161662), (177092, 2211115), (188180, 2080831), (221365, 1768892), (442223, 885460), (442730, 884446)]